October Weather Lore: 19 Folk Sayings for Predicting Winter
Seeing fat rabbits and birds this month? What does it mean when leaves hang on the boughs? We dug into the October weather lore archives to find the answers!
Quick Reference
- What this is: 19 traditional October weather lore sayings, with what each one is meant to predict and how it lines up with modern almanac reading.
- Headline rule: A warm October usually means a cold February. A frosty windy October usually means a mild January and February.
- Saint days to watch: St. Denis (October 9), St. Calixtus (October 14), St. Gall (October 16), St. Luke (October 18).
- Animal signs: Fat birds and badgers in October point to a cold winter. Gray-coated deer signal severe weather.
- Best companion read: The Almanac’s Long-Range Forecast and 20 Signs of a Hard Winter.
If September is the gateway into autumn, then October is when the season gets into full swing. Temperatures cool, leaves get colorful, and by the end of the month, some areas will see their first snowfall. You folks in Montana know what we mean.
Throughout history, people have come up with dozens of ways to predict the weather relating to this time of year, since planning for harvest and bracing for hard winters depended on it. We dug into the archives and pulled the following weather lore associated with October. Read it, test it against your own October, and tell us what you have noticed.
Be sure to check out our Fall Weather Forecast!
Weather Lore Sayings For the Month of October
When it freezes and snows in October, January will bring mild weather. If it is thundering and heat-lighting, the winter will resemble April in temper.
A good October and a good blast,
So blow the hog-acorn and the mast.
Warm October, cold February.
As the weather in October, so it will be in March.
If October brings much frost and wind, then January and February will be mild.
When birds and badgers are fat in October, a cold winter is expected.
Much rain in October, much wind in December.
When deer are gray in coat in October, expect a severe winter.
In cold, long winters, rabbits are fat in October and November. In mild and pleasant winters, they are poor in those months.
Gnats in October are a sign of long, fair weather.
Full moon in October without frost, no frost till the full Moon in November.
If we don’t get our Indian summer in October or November, we will get it in the winter.
Thunder in October signifies great winds and a dearth of corn.
Ice in October that will bear up a duck foretells a winter as wet as muck.
A hard winter follows a fine St. Denis (October 9th).
If St. Calixtus’ Day (October 14th) be dry and windy, the winter will be wet, but if it be rainy and still, the harvest will be good.
If it is fine on St. Gall’s Day (October 16th), it will be fine up to Christmas.
October 18th marks the start of St. Luke’s Little Summer.
If in October many fall leaves wither and hang on the boughs, it betokens a frosty winter and much snow.
Three Ways These Sayings Group Together
Read the list a second time and the same logic shows up over and over. Most October weather lore falls into three buckets.
- Reversal sayings. A warm October swaps with a cold February. A frosty October swaps with a mild January. The folk reading is that nature settles its account by the end of winter, one way or the other.
- Animal-coat sayings. Fat birds and badgers, gray deer coats, and well-fed rabbits all read the same way: animals heading into the cold heavy and well-furred have already been told what is coming. Modern biologists tie this to autumn food supply, not prophecy.
- Saint-day sayings. The European church year fixed certain days as weather hinges. October 9 (St. Denis), October 14 (St. Calixtus), and October 16 (St. Gall) all carried winter or harvest tells. They survived because farmers needed a date, not a feeling.
October Across the United States and Canada
October weather is regional, and the same lore reads differently depending on where you live. Use this table as a quick guide for what an “average” October looks like before you start scoring the sayings against your own.
| Region | Typical late-October look | Lore that fits best |
|---|---|---|
| Northeast (US) | Peak foliage early, first frost mid-month, leaves cling on the trees | Leaves on boughs, St. Luke’s Little Summer |
| Midwest + Great Lakes | Sharp temperature swings, first hard freezes, lake-effect cloud | Frost and wind sayings, animal-coat sayings |
| South (US) | Mild days, occasional thunderstorm, late-month cool fronts | Thunder sayings, Indian summer carry-over |
| Mountain West | First snow above 7,000 feet, rapid drop into the valleys | Freezes-and-snows sayings, full-moon-frost rule |
| Pacific Northwest | Steady cool rain by mid-month, sword-fern green again | Much rain in October sayings |
| Southern Canada | First snow in many provinces, hunter’s moon high | Hunter’s moon sayings, fat-animal sayings |
Do These Sayings Actually Hold Up?
The honest answer is: some yes, some no, some only in the place they were written. Studies from agricultural extension services have shown that fat-coat animal lore tracks roughly with food-rich autumns, which often (not always) precede colder winters. Reversal sayings hold up about as well as a coin flip on a single year, but the pattern shows itself across decades.
The National Weather Service publishes its monthly outlooks at the Climate Prediction Center, and they are worth checking against any folk reading you make. We pair the lore with our own Long-Range Weather Forecast and 20 Signs of a Hard Winter to triangulate. No single signal carries the whole forecast.
A Closer Look at the October Saint-Day Markers
- St. Denis Day (October 9). A fine, sunny St. Denis was read across northern Europe as the omen of a hard winter to come.
- St. Calixtus’ Day (October 14). Wind and dry meant a wet winter. Rain and still meant a strong harvest the following year.
- St. Gall’s Day (October 16). A clear St. Gall promised clear weather all the way to Christmas.
- St. Luke’s Day (October 18). Marks the start of “St. Luke’s Little Summer,” a stretch of warm days in late October that many readers know as Indian summer.
Other October Signs to Watch
- Geese flying earlier than usual.
- Squirrels caching nuts in the open instead of in tree cavities.
- Spider webs heavy with morning dew at first light.
- Persimmon seeds showing the spoon shape inside (a folk sign of heavy snow ahead).
- Woolly bear caterpillars with thick black bands at both ends.
For the woolly bear and persimmon seed methods, see our explainers on woolly bear caterpillar forecasting and the persimmon seed prediction.
Be sure to check out our 20 Signs of a Hard Winter
Frequently Asked Questions
Is October weather lore actually accurate?
Some of it tracks reasonably well, especially the animal-coat sayings, which mirror what biologists call resource conditioning. Reversal sayings about a warm October leading to a cold February show up across decades but not in every single year. Treat the lore as one signal among several, alongside the long-range forecast and the Climate Prediction Center outlook.
What is St. Luke’s Little Summer?
It is a folk name for a stretch of unseasonable warmth around October 18, the feast of St. Luke. Many North American readers know the same stretch as Indian summer. Both names describe a brief return of warm dry days after the first frost.
Why do animals predict winter weather better than people?
Animals respond to autumn food supply, daylight, and the trace cues that come with shifting jet streams. A heavy fall mast crop, an early acorn drop, or a cold August can all push birds and mammals to put on more fat. Those same upstream conditions sometimes shape the winter that follows. The signal is real, but it is not the whole forecast.
Does the October full moon really tell you when frost will arrive?
The saying that a frostless full moon in October means no frost until the November full moon is a regional rule, mostly tied to the eastern United States. It works often enough to keep saying, not often enough to bet a crop on. Pair it with our Long-Range Forecast if a planting decision rides on it.
Should I plan winter prep around weather lore?
Use the lore as a nudge to look up the dated forecast, not as the forecast itself. If two or three October signs all point the same way, that is a fair reason to stack a little extra firewood, wrap the pipes early, and check the snow blower before November.
Where do these sayings come from?
Most are European farmer rhymes that came over with settlers and were collected into early American almanacs in the 1700s and 1800s. The Farmers’ Almanac has carried them since 1818, paired with the math-based long-range forecast that is the publication’s distinct contribution.
What is the Hunter’s Moon?
The full moon of October is named the Hunter’s Moon. It rises low and bright on the horizon and traditionally lit the way for evening hunts before winter set in.
Tell Us
Do any of these weather lore sayings for October hold up? What have been your observations? Tell us what you have seen in your own October, what your grandparents called it, and which sign you trust most.
Amber Kanuckel
Amber Kanuckel is a freelance writer from rural Ohio who loves all things outdoors. She specializes in home, garden, environmental, and green living topics.
- Amber Kanuckel
- Amber Kanuckel
- Amber Kanuckel
- Amber Kanuckel
Thank you for this charming collection of weather lore ! I love this stuff! I wish Farmers Almanac had a book we could purchase with all weather lore !
Thank you, Sandra! We are very happy to hear you enjoy it. Weather lore is one of our favorite things too.
In October! If squirrels build nest high in trees, snow will be deep in winter.
If the ant hill are high in fall. The snow will be deep in the winter.
Actually, Trapper John, we’re more familiar with “If ant hills are high in July, winter will be snowy.”
Not me going around stomping down all the ant hills… lol ?